/**
 *  Copyright (c) 1997-2013, tinygroup.org (luo_guo@live.cn).
 *
 *  Licensed under the GPL, Version 3.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.gnu.org/licenses/gpl.html
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 * --------------------------------------------------------------------------
 *  版权 (c) 1997-2013, tinygroup.org (luo_guo@live.cn).
 *
 *  本开源软件遵循 GPL 3.0 协议;
 *  如果您不遵循此协议，则不被允许使用此文件。
 *  你可以从下面的地址获取完整的协议文本
 *
 *       http://www.gnu.org/licenses/gpl.html
 */
package org.tinygroup.vfs.impl.ftp;

import org.tinygroup.exception.TinySysRuntimeException;
import org.tinygroup.vfs.FileObject;
import org.tinygroup.vfs.SchemaProvider;

/**
 * 
 * 功能说明:ftp协议提供
 * <p>

 * 开发人员: renhui <br>
 * 开发时间: 2013-8-30 <br>
 * <br>
 */
public class FtpSchemaProvider implements SchemaProvider {

	public static final String FTP_PROTOCAL = "ftp:";

	public boolean isMatch(String resource) {
		String lowerCase = resource.toLowerCase();
		return lowerCase.startsWith(FTP_PROTOCAL);
	}

	public String getSchema() {
		return FTP_PROTOCAL;
	}

	public FileObject resolver(String resource) {
		try {
			return new FtpFileObject(this, resource);
		} catch (TinySysRuntimeException e) {
			e.printStackTrace();
		}
		return null;
	}

}
